Octabromobisphenol-S Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 42757-55-1 |
| Product name | Octabromobisphenol-S |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for Octabromobisphenol-S
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Octabromobisphenol-S Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Octabromobisphenol-S
| Industry | Application | Process |
|---|---|---|
| Plastics | Used as a reactive or additive flame retardant for engineering plastics (e.g., polycarbonate, ABS resin) to enhance flame resistance and heat resistance | Incorporated as a reactive monomer during polymerization, or added to the base resin via melt compounding or solvent mixing |
| Rubber | Applied for flame-retardant treatment of rubber products (e.g., wire and cable jackets, conveyor belts) to improve fire safety | Blended with rubber compounding agents and incorporated into the rubber compound using internal or open mixing, followed by vulcanization |
| Electronics & Electrical | Used for flame-retardant modification of electronic components, appliance housings, and printed circuit boards to meet stringent fire safety standards (e.g., UL94 V-0) | Pre-blended with plastic pellets prior to injection molding or compression molding, or directly added to the resin system |
| Textiles | Applied as a flame-retardant coating or finish for textiles and fibers to reduce fabric flammability | Applied to fabric surfaces via padding, coating, or spraying |
Manufacturing Quality Control of Octabromobisphenol-S
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 220-280 nm, based on peak area comparison with certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities (e.g., mono-brominated analogs, debrominated products) using gradient HPLC-UV against qualified impurity standards. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in anhydrous methanol/pyridine solvent system. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C to combust organic matter; residual inorganic ash is weighed after cooling in desiccator. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification of heavy metals (Pb, Cd, Hg, As) after acid digestion, using plasma excitation and wavelength-specific emission detection. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column with suppressed conductivity detection. |
| Bromine Content | Oxidative Combustion followed by Potentiometric Titration | Sample combusted in oxygen stream; released bromide ions titrated with silver nitrate using silver indicator electrode. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as solid-to-liquid phase change under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of foreign particles under standardized white light and against specified reference standards. |
| Solubility in Common Solvents | Qualitative Solubility Test | Observation of complete dissolution or suspension in specified solvents (e.g., chloroform, acetone, toluene) at room temperature. |
| Bulk Density | Tap Density Measurement | Mass per unit volume determined by tapping a graduated cylinder containing known mass of powder until volume stabilizes. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity versus angle to calculate particle size distribution based on Mie scattering theory. |
Technical Specifications of Octabromobisphenol-S
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 120–124°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Octabromobisphenol-S
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of Octabromobisphenol-S
Industrial Octabromobisphenol-S Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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